2021801744

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{449689}}^1$

素因数の和:449978

約数の個数: 20

約数和(自身を含む): 3931189980

約数和(自身を除く): 1909388236

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 449689, 899378, 1798756, 3597512, 7195024, 126362609, 252725218, 505450436, 1010900872, 2021801744]

約数ペア:

[(1, 2021801744), (2, 1010900872), (4, 505450436), (8, 252725218), (16, 126362609), (281, 7195024), (562, 3597512), (1124, 1798756), (2248, 899378), (4496, 449689)]